Genus Falsimargarita A. W. B. Powell, 1951

(5-4-1-3-2-11-2-12-0-0-0-0-0)
Ref. Lindner, 1977 p 37
Vaught, 1989 p 9

gemma (E. A. Smith)
(5-4-1-3-2-11-2-12-0-1-0-0-0)
Ref. Kaicher, 1990 #5777 bw

iris (E. A. Smith, not W. H. Dall)
(5-4-1-3-2-11-2-12-0-2-0-0-0)
Ref. Kaicher, 1990 #5778 bw

kempi (A. W. B. Powell)
(5-4-1-3-2-11-2-12-0-3-0-0-0)
Ref. Kaicher, 1990 #5782 bw

thielei (C. Hedley)
(5-4-1-3-2-11-2-12-0-4-0-0-0)
Ref. Kaicher, 1990 #5776 bw